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bus error IRQ

To: linux@cthulhu.engr.sgi.com
Subject: bus error IRQ
From: Ulf Carlsson <grim@zigzegv.ml.org>
Date: Mon, 17 Aug 1998 20:45:00 +0200 (CEST)
Sender: owner-linux@cthulhu.engr.sgi.com
Hi,

Got this little message which crashed the machine:

Got a bus error IRQ, shouldn't happen yet
$0 : 00000000 1004fc01 88008048 00000000
$4 : 88008000 88008000 fffffc18 00000001
$8 : 88009fe0 3004fc01 8803d2f8 00000003
$12: 00000038 000003e2 88350a08 89f5be18
$16: 00000000 00000000 8800a16c 00000f00
$20: a8747310 9fc45da0 00000000 9fc45da0
$24: 00000001 2ab0c110
$28: 88008000 88009e90 9fc45f0c 88013650
epc   : 880262b8
Status: 1004fc03
Cause : 00004000
Spinning...

That's in 'schedule'

    88026298:   03c0e821        move    $sp,$s8
    8802629c:   8fbf0040        lw      $ra,64($sp)
    880262a0:   8fbe003c        lw      $s8,60($sp)
    880262a4:   8fb40038        lw      $s4,56($sp)
    880262a8:   8fb30034        lw      $s3,52($sp)
    880262ac:   8fb20030        lw      $s2,48($sp)
    880262b0:   8fb1002c        lw      $s1,44($sp)
    880262b4:   8fb00028        lw      $s0,40($sp)
    880262b8:   03e00008        jr      $ra
    880262bc:   27bd0048        addiu   $sp,$sp,72

00000000880262c0 <__wake_up>:
    880262c0:   27bdfff8        addiu   $sp,$sp,-8
    880262c4:   afbe0000        sw      $s8,0($sp)

Do you know anything about this Ralf? Maybe it's fixed in some version I don't
have yet?

- Ulf

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